plz explain, thx!

a. What is the average income in each quintile? Express your answer in thousands of dollars rounded to the nearest first decimal. Quintile 1: Quintile 2: S p ., 9 9 Quintile 3: Quintile 4: Quintile 5:The following question has 4 parts (a.-d.), parts b. to d. will be revealed after submitting your answer by hitting "Verify" on the preceding sections. Suppose an economy is composed of 10 individuals. The following table shows their annual income in thousands of dollars. Individual Income Individual 1 99 Individual 2 94 Individual 3 30 Individual 4 46 Individual 5 42 Individual 6 10 Individual 7 20 Individual 8 36 Individual 9 62 Individual 10 69 a. What is the average income in each quintile? Express your answer in thousands of dollars rounded to the nearest first decimal